Bluetooth Mate Silver and LilypadUSB

Hi, I’ve just bought a LilypadUSB and a Bluetooth mate silver board but I don’t know how to link them!

How can I link Bluetooth Mate Silver to Arduino Lilypad usb?

Which are rx and tx pins on Lilypad?

http://arduino.cc/en/Main/ArduinoBoardLilyPadUSB

https://www.sparkfun.com/products/10393